3/29/2024 0 Comments Lennox serial number date codeVisit our HEATING AND AIR CONDITIONING page for other related blog posts on this subject, or go to the INDEX for a complete listing of all our articles. Will closing doors reduce my heating and cooling costs?.What are the most common problems with wall/window air conditioners?.Why is my air conditioner not cooling enough?.Why does it take so long to cool a house when an air conditioner has been off for a while?.Why has the thermostat screen gone blank?.What is wrong with an air conditioner when the air flow out of the vents is low?.How did homes stay cool in Florida before air conditioning?.Does an old air conditioner use more electricity as it ages?.Where is the air filter for my central air conditioner and furnace? I can’t find it?.How can I find out the size of my air conditioner?.To learn more about heating and air conditioning systems, see these other blog posts: How can I tell whether the condenser (outdoor unit) is an air conditioner or heat pump?įield Guide for Home Inspectors, a quick reference for finding the age of 154 brands of HVAC systems, water heaters, and electrical panels, plus 210 code standards for site-built and manufactured homes, and the life expectancy rating of 195 home components.How can I find out the SEER of my air conditioner? The date of production/manufacture or age of AirEase brand HVAC equipment can be determined from the serial number located on the rating data plate.To determine other key specs of your HVAC system, see one of these other blog posts: Then you will need to check the condition of the outdoor unit, year of certified testing lab approval or industry standard, or year of construction of home or remodeling to verify which decade is correct.įor the age of a regular Lennox split system or package unit, go to How can I tell the age of a Lennox air conditioner or heat pump from the serial number? And for the age of another brand or manufacturer, go to our blog post How do I determine the age of my air conditioner? If you need to determine the size of the unit, go How do I find the size in tons of a DuctlessAire heat pump or air condtioner from the model number? And to figure out what all the other numbers listed on the condenser data plate mean, go to our blog post How do I understand the air conditioner or heat pump condenser label (data plate)? They were not available in the 2000s, so the single digit for the year will not be a problem until we head deeper into the 2020’s. These units are imported from China and distributed by Lennox in the U.S. ![]() The one shown below was manufactured in 2017. So, be ready to count carefully to locate it. The year of manufacture of a Lennox ductless mini-split is at the 12th digit in their long serial number on the data plate.
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